Enduring Renewal + Gríma Wormtongue + Intruder Alarm + Shield Sphere

WUB identity

Commander legal

The 4 combo pieces

What must be in place

Grima Wormtongue does not have summoning sickness.

How to execute it

  1. Activate Grima Wormtongue by tapping it and sacrificing Shield Sphere.
  2. When Shield Sphere dies, Enduring Renewal triggers, returning Shield Sphere from your graveyard to your hand.
  3. Resolve the Grima Wormtongue ability, causing target player to lose 1 life.
  4. Cast Shield Sphere by paying {0}.
  5. Repeat.

What the combo produces